ShoeGeometry

Brooks Glycerin 23 vs New Balance Fresh Foam X 1080v15

Two current shoes in the same category with similar stack height and drop, compared on the values in the database. Each cell carries a provenance badge; open a shoe for sources.

Brooks Glycerin 23: heel 38 mm, forefoot 30 mm (drop 8 mm); rocker apex 66 % of length, radius 45 % of length.Brooks Glycerin 23: rocker apex at 66 % of lengthNew Balance Fresh Foam X 1080v15: heel 38 mm, forefoot 32 mm (drop 6 mm); rocker apex 65 % of length, radius 48 % of length.New Balance Fresh Foam X 1080v15: rocker apex at 65 % of length
  • Brooks Glycerin 2338/30 mm · apex 66 %
  • New Balance Fresh Foam X 1080v1538/32 mm · apex 65 %
Midsoles drawn from measured values on a common length (290 mm), heels aligned, toe to the left; dots mark the rocker apex. Dotted lines use typical values where a shoe has no measurement. Exact values are in the table below.
MetricBrooks Glycerin 23
Max cushion · Road
New Balance Fresh Foam X 1080v15
Max cushion · Road
Heel-to-toe drop8 mmStated6 mmDerived
Heel stack38 mmStated38 mmMeasured
Forefoot stack30 mmStated32 mmMeasured
Weight301 gStated261 gStated
Rocker apex65.7 %est.65.1 %est.
Rocker radius45 %est.48 %est.
Rocker rise angle29 degest.26 degest.
Toe tip over ground37 mmest.36 mmest.
Rocker angle at toe58 degest.53 degest.
Visible rocker lift onset78.2 %est.76.6 %est.
Toe spring (relative)17.5 %est.15.7 %est.
Midsole width (forefoot)120.4 mmMeasured108.9 mmMeasured
Midsole width (heel)98.6 mmMeasured91.4 mmMeasured
Interior forefoot width96.1 mmMeasured94.8 mmMeasured
Toebox width73.9 mmMeasured73.2 mmMeasured
Longitudinal stiffness38Derived37Derived
Midsole firmness33Derived3Derived
PlateNo plateNo plate
Primary foamDNA TunedInfinion (supercritical TPEE/EVA blend)
List price$175$170

Key differences

  • Brooks Glycerin 23's heel-to-toe drop is 8 mm, 2 mm higher than New Balance Fresh Foam X 1080v15's 6 mm.
  • Heel stack is about the same: 38 mm for Brooks Glycerin 23, 38 mm for New Balance Fresh Foam X 1080v15.
  • Brooks Glycerin 23's forefoot stack is 30 mm, 2 mm thinner than New Balance Fresh Foam X 1080v15's 32 mm.
  • Brooks Glycerin 23's weight is 301 g, 40 g heavier than New Balance Fresh Foam X 1080v15's 261 g.
  • Rocker onset is about the same: 78 % of length for Brooks Glycerin 23, 77 % of length for New Balance Fresh Foam X 1080v15.

Brooks Glycerin 23 details · New Balance Fresh Foam X 1080v15 details · Add more shoes